Radio telescope and mechanical clock: what they have in common

1. Step 1. Radio telescope — is a kind of — Telescope. A telescope for radio waves.
2. Step 2. Telescope — is used in — Heliocentric system. Galileo’s confirmations.
3. Step 3. Heliocentric system — evolved into — Kepler’s laws. A refinement of Copernicus.
4. Step 4. Kepler’s laws — evolved into — Universal gravitation. Newton derived gravitation from Kepler’s laws.
5. Step 5. Universal gravitation — is used in — Escapement. The pace of the clock is set by a falling weight.
6. Step 6. Escapement — is part of — Mechanical clock. The escapement releases energy in portions and sets the rhythm.

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